The utility model relates to the technical field of
doors and windows, more particularly, it relates to a heavy type horizontal open and pull door, and its technical scheme main points include: door frame, horizontal open door leaf, rotatablely connected in one side of door frame, first
overhead line, fixedly connected in the top of horizontal open door leaf, and abut with door frame, pull door leaf, slidingly connected in one side of horizontal open door leaf, second
overhead line, fixedly established in door frame, and located in one end of first
overhead line, guide rail, installed in the top of pull door leaf,
pulley block, inserted in one side of guide rail, wherein, pull door leaf can drive
pulley block on first overhead line, second overhead line slip. The utility model adopts the plug -in type design of guide rail and
pulley block, makes pulley block can dismantle and maintain fast, has reduced the replacement time of pulley block
wear and tear in heavy door operation, has the advantages such as simple structure, easy to install and maintain.